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Explain a reaction was performed in which 0.49 g of dibenzyl ketone was reacted with 0.49 g of benzil to make 0.73 g of 2,3,4,5-tetraphenylpentadienone. Compute the theoretical yield and percent yield for this reaction.
consider the reaction of ch33co- with iodomethane or 1-chlorobutane. will the reaction rate increase decrease or remain
Using noble gas (n-1) dx representations write the outer electron configuration for the following ions
The specific heat of liquid bromine is 0.226J/g-K. How much heat (J) is required to raise the temperature of 10.0mL of brmine from 25.00D to 27.30C? The density of liquid bromine: 3.12g/mL
What total volume of ozone measured at a pressure of 29.0mmHg and a temperature of 234k can be destroyed when all of the chlorine from 16.5g of CF3Cl goes through ten cycles of the above reactions?
From a thermo standpt, at NLC what principal products are expected from a rxn mix consisting of ~1 mol Al(NO3)3(s) w. ~1 mol Na2CO3(s) in ~2 L of DIW? Defend/explain your response.
Molecular solid can be pictured as the collection of independent harmonic oscillators. (a) Starting with the expression for the partition function derive an expression for the vibrational heat capacity
equal volumes of water density 1.00gml and ethyl alcohol density 0.789gml are combined. if the total volume is 190 of
Which of the following processes are exothermic. the formation of NaBr from its constituent elements in their standard state the breaking the bond of I2 the sublimation of Li the second ionization energy of Mg None of the above are exothermic
While cytotoxicity, antiviral activity, and immunosuppressant properties of didemnin-C and of its 8 analogs were excellent to very good, these compounds were, unfortunately, dropped from further studies and development at the stage of human trials..
A 5.45 g sample of a weak acid with Ka = 1.3 times 10^ - 4 was combined with 5.20 mL of 6.00 M NaOH and the resulting solution was diluted to 750 mL. The measured pH of the solution was 4.15
What is the wavelength (in meters) of photons with the following energies? In what region of the electromagnetic spectrum does each appear?
If you start with 2 cubes of ice, each with a mass of 25.0g and at a temperature of -10C, and 25.0ml of water with a temperature of 100C, what will the final temperature of the mixture be
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